Clinical laboratory billing: superfluous requirements without justification?
D014487:Centers for Medicare and Medicaid Services, U.S.; D019411:Clinical Laboratory Techniques / Q000145:classification / Q000191:economics; D039702:Current Procedural Terminology; D005568:Forms and Records Control; D017408:Guidelines as Topic; D006300:Health Services Misuse; D006801:Humans; D007344:Insurance Claim Reporting / Q000145:classification / Q000331:legislation & jurisprudence*; D007755:Laboratories, Hospital / Q000191:economics*; D010350:Patient Credit and Collection / Q000331:legislation & jurisprudence*; D014481:United States